--  @testpoint:opengauss关键字begin(非保留)，作为角色名
--关键字不带引号-成功
drop role if exists begin;
create role begin with password 'gauss@123' valid until '2020-12-31';

--清理环境
drop role begin;

--关键字带双引号-成功
drop role if exists "begin";
create role "begin" with password 'gauss@123' valid until '2020-12-31';

--清理环境
drop role "begin";

--关键字带单引号-合理报错
drop role if exists 'begin';
create role 'begin' with password 'gauss@123' valid until '2020-12-31';

--关键字带反引号-合理报错
drop role if exists `begin`;
create role `begin` with password 'gauss@123' valid until '2020-12-31';
